/*
 * Copyright 2002-present the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.graphql.execution;

import graphql.schema.GraphQLSchema;
import graphql.schema.idl.TypeDefinitionRegistry;

/**
 * Callback that allows customizing the {@link TypeDefinitionRegistry} created
 * from parsed schema files. It allows adding schema types programmatically
 * before the registry is used to create {@link GraphQLSchema}.
 *
 * @author Rossen Stoyanchev
 * @since 1.2.0
 */
public interface TypeDefinitionConfigurer {

	/**
	 * Customize the given {@link TypeDefinitionRegistry}.
	 * @param registry the registry to customize
	 */
	void configure(TypeDefinitionRegistry registry);

}
